FR2463410B1 - - Google Patents

Info

Publication number
FR2463410B1
FR2463410B1 FR8016943A FR8016943A FR2463410B1 FR 2463410 B1 FR2463410 B1 FR 2463410B1 FR 8016943 A FR8016943 A FR 8016943A FR 8016943 A FR8016943 A FR 8016943A FR 2463410 B1 FR2463410 B1 FR 2463410B1
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR8016943A
Other languages
French (fr)
Other versions
FR2463410A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British American Tobacco Germany GmbH
Original Assignee
BAT Cigarettenfabriken GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BAT Cigarettenfabriken GmbH filed Critical BAT Cigarettenfabriken GmbH
Publication of FR2463410A1 publication Critical patent/FR2463410A1/fr
Application granted granted Critical
Publication of FR2463410B1 publication Critical patent/FR2463410B1/fr
Granted legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/32—Separating, ordering, counting or examining cigarettes; Regulating the feeding of tobacco according to rod or cigarette condition
    • A24C5/34—Examining cigarettes or the rod, e.g. for regulating the feeding of tobacco; Removing defective cigarettes
    • A24C5/3406—Controlling cigarette combustion
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
    • G01N15/082—Investigating permeability by forcing a fluid through a sample

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Sampling And Sample Adjustment (AREA)
FR8016943A 1979-08-03 1980-07-31 Dispositif pour determiner l'influence de composants gazeux d'un courant de gaz par dilution et/ou diffusion Granted FR2463410A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2931647A DE2931647C2 (de) 1979-08-03 1979-08-03 Einrichtung zur Bestimmung der Beinflussung gasförmiger Bestandteile eines Gasstroms durch Verdünnung und/oder Diffusion

Publications (2)

Publication Number Publication Date
FR2463410A1 FR2463410A1 (fr) 1981-02-20
FR2463410B1 true FR2463410B1 (de) 1985-01-11

Family

ID=6077611

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8016943A Granted FR2463410A1 (fr) 1979-08-03 1980-07-31 Dispositif pour determiner l'influence de composants gazeux d'un courant de gaz par dilution et/ou diffusion

Country Status (5)

Country Link
US (1) US4348887A (de)
CH (1) CH648189A5 (de)
DE (1) DE2931647C2 (de)
FR (1) FR2463410A1 (de)
GB (1) GB2056673B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4471649A (en) * 1981-02-20 1984-09-18 British-American Tobacco Company Limited Permeability monitoring of sheet materials
US4462248A (en) * 1981-03-18 1984-07-31 British-American Tobacco Company Limited Automatic pressure/flow device
FR2648227B1 (fr) * 1989-06-09 1994-01-21 Etat Francais Delegue Armement Appareillage portatif et autonome pour l'analyse in situ d'une substance liquide ou solide se presentant sous la forme de depots superficiels
US5255555A (en) * 1992-04-27 1993-10-26 The Boc Group, Inc. Method for determining particle response characteristics
JP3146076B2 (ja) * 1992-10-20 2001-03-12 日本たばこ産業株式会社 通気度検出方法及びその装置
US5780717A (en) * 1997-04-23 1998-07-14 Lockheed Martin Energy Research Corporation In-line real time air monitor
US7614279B2 (en) * 2006-10-10 2009-11-10 Porous Materials, Inc. Determination of pore structure characteristics of filtration cartridges as a function of cartridge length
US8272252B2 (en) * 2006-10-10 2012-09-25 Porous Materials, Inc. Pore structure characterization of filtration cartridges at specific locations along cartridge length
WO2013060479A1 (en) * 2011-10-28 2013-05-02 Philip Morris Products S.A. Smoking article analysis device and method for delivering an aerosol
CN102914486A (zh) * 2011-12-20 2013-02-06 浙江中烟工业有限责任公司 一种标准吸阻测量装置
CN102636424B (zh) * 2012-04-24 2013-12-18 中煤科工集团重庆研究院 测定煤岩吸附气体量和渗透率的方法及装置
CN107101928A (zh) * 2017-05-27 2017-08-29 中煤科工集团重庆研究院有限公司 一种煤岩非线性渗透系数测试装置及方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3115767A (en) * 1960-05-20 1963-12-31 Philip Morris Inc Apparatus for testing the fluid flow characteristics of pervious objects
GB1191279A (en) * 1966-09-30 1970-05-13 Hauni Werke Koerber & Co Kg Apparatus for Measuring Air Streams in Testing Tobacco Articles
US3460374A (en) * 1967-01-04 1969-08-12 Philip Morris Inc Machine for test smoking cigarettes
US4171635A (en) * 1978-10-30 1979-10-23 Liggett Group Inc. Apparatus for measuring smoke dilution in a vented-filter cigarette

Also Published As

Publication number Publication date
GB2056673A (en) 1981-03-18
GB2056673B (en) 1983-12-21
DE2931647B1 (de) 1980-11-13
DE2931647C2 (de) 1981-07-30
US4348887A (en) 1982-09-14
FR2463410A1 (fr) 1981-02-20
CH648189A5 (de) 1985-03-15

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Legal Events

Date Code Title Description
ST Notification of lapse